Guaranteed Knotweed surveys, treatment and excavation for homes, businesses and development sites across Kent and the wider South East.
IVM delivers comprehensive, guaranteed treatment programmes for Japanese Knotweed, Giant Knotweed, Hybrid Knotweed and Giant Hogweed throughout Kent. Our approach is built around the specific requirements of your site, ensuring effective, long‑term control for homeowners, commercial clients and development projects across the county.
As leaders in invasive weed management, Invasive Vegetation Management & Treatment Ltd (IVM) utilises the advanced IVM ‘FAST’ System — a modern, research‑driven methodology that combines scientific insight with precise application techniques. This ensures rapid, dependable and lasting control of Japanese Knotweed and related species across Kent, including Maidstone, Canterbury, Ashford, Dartford, Sevenoaks, Tonbridge, Tunbridge Wells, Medway, Sittingbourne, Folkestone, Dover and surrounding areas.
To see an example of our work in the region, you can view our Belvedere Knotweed Case Study.
Our directors bring over 95 years of combined expertise in invasive vegetation control. They are supported by a highly skilled operational team with extensive experience delivering complex weed‑control programmes nationwide. Every project benefits from our technical knowledge, rigorous standards and professional oversight.
IVM works closely with construction firms, developers and property professionals across Kent, ensuring treatment programmes align with build schedules, planning requirements and mortgage deadlines. All operatives are trained to industry‑leading standards, are NRoSO members, and follow strict Health & Safety and environmental protocols.
As an approved PCA (Property Care Association) contractor, IVM provides bespoke Japanese Knotweed solutions tailored to the unique challenges of each Kent site. We understand that no two infestations are identical — and our treatment plans reflect that.
We supply mortgage‑approved Knotweed Management Plans (KMPs) for residential and commercial properties across Kent. These documents are accepted by all major lenders, enabling property sales and refinancing even where Knotweed is present.
Our reports, quotations and recommendations are clear, transparent and easy to follow. With decades of experience supporting homeowners, surveyors, estate agents and construction companies across Kent, we understand the pressures of boundary disputes, tight deadlines and budget constraints — and we tailor our services accordingly.
Japanese Knotweed treatment requires a qualified, accredited contractor to ensure safe, effective and legally compliant control. For reliable, guaranteed solutions on residential or commercial sites in Kent, speak to the specialists — Contact IVM.
With offices in Birmingham, the Midlands, Cambridgeshire and Oxfordshire, IVM provides nationwide coverage with strong regional expertise. As proud members of the Property Care Association (PCA), all surveyors hold the CSJK qualification, meeting the recognised industry standard for Japanese Knotweed assessment.
IVM also offers cost‑effective, fully guaranteed Japanese Knotweed treatment programmes for residential properties in Kent, with flexible payment options and no minimum charge. Learn more at IVM Residential.
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As members of the Property Care Association (PCA), we can provide clients with 10‑year insurance‑backed guarantees.
PCA - Read MoreWe operate throughout the UK, offering responsive support and dependable nationwide service wherever you are.
More DetailsWe design all of our treatment programs around your needs, offering stage payments for easier budgeting.
Why IVM?Thousands of satisfied clients, ranging from residential homeowners to large commercial clients.
Read ReviewsIVM offer tailor-made eradication packages for all invasive weeds. The choice ultimately falls with the client. Our services include:
• IVM ‘FAST’ System Eradication
• Standard Herbicide Treatments
• Dig and Dump Solutions
• On-Site Burial Solutions
• Membrane / Root Barrier Systems
• Supervised Excavation Technology
• Stem Injection Systems
All of IVM’s Japanese Knotweed treatment programs come with a
10‑Year Guarantee.
If a property purchase or sale is involved, we recommend the
10‑Year Insurance Backed Guarantee (IBG).
To read more about The Property Care Association (PCA),
see our PCA Japanese Knotweed guidance.

Our aim is to combine great customer service and satisfaction with professional members of our team carrying out quality work to an extremely high standard.
Herbicide Treatment in Situ
2 Year + 2 Year Monitoring — Lower CostsExcavate, Relocate & Treat
3 Year+ — Allows Quick Access to AreaExcavate, Remove from Site
Very Short Timescale — Higher CostIVM provides professional Japanese Knotweed removal and treatment throughout Kent. Our PCA‑accredited specialists support homeowners, surveyors, developers and commercial clients across the county, delivering guaranteed solutions wherever Knotweed is identified.
If your property or development site is located anywhere in Kent or the surrounding areas, our team can provide a fast, compliant and fully guaranteed Japanese Knotweed solution. Contact IVM to arrange a survey or request a quotation.
Please use the details shown below to contact IVM:
MIDLANDS OFFICE
IVM, Hill Top, 11 Ley Rise, Sedgley, West Midlands, DY3 3EU
Click to Email 07843 017974
CAMBRIDGE OFFICE
IVM, 118 Greenhaze Lane, Great Cambourne, Cambridge, CB23 5BH
Click to Email 07977 134723
SALES OFFICE
IVM, 2 Stone Cross, Water Orton, Birmingham, B46 1NA
Click to Email 07836 321219 / 0121 366 8916
SOUTH WEST OFFICE
IVM, Orchard Way, Witney, Oxford, OX28 4EP
Click to Email 07889 634237